the402 endpoint detail

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api.x402lint.dev v1 scan

https://api.x402lint.dev/v1/scan

payable

Paid ($0.05). ALWAYS runs a fresh 25-check scan of the origin (read-only GET/HEAD probes), bypassing the 24h cache — use free GET /v1/report to read the cached result. Concurrent requests for the same origin join the in-flight scan rather than double-scanning. Returns grade, score, per-check status + evidence + fix instructions, and a shareable report URL. Unreachable/broken origins are a valid gr

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.05
Network
base
Pay to
0xf444abc53f5e1e73caec7df64d147ddb119514a0
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
188 ms
Payment options
1 usable of 1
Last checked
2026-08-10T09:11:30.325Z (1d ago)
Category
other

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.x402lint.dev%2Fv1%2Fscan"